Les os de dinosaures agatisés de l’Utah offrent une rencontre unique entre paléontologie et gemmologie. Transformés par la minéralisation, ces fossiles rares séduisent par leurs couleurs et leur histoire.

The Denver Mineral & Gems Showcase is the second-largest gathering of gem and mineral shows in the U.S. after Tucson. The fall session features 13–14 shows spread across five main venues and lasts about a dozen days : The largest and most iconic venue is the Coliseum, which hosts three of the shows at the National Western Complex. Coliseum show + National Western Complex (Denver Expo Gem Show, Denver Mineral Show, Miner's Co-op Mineral Show) : Denver Mart at the Denver Minera

As a devoted fan of petrified wood, I discover new patterns, new color combinations, and fascinating designs every day that I can share with collectors and jewelers. These unique stones offer endless variety, and I am delighted to share with you today some of the most remarkable specimens I have encountered during my travels around the world.

Bruneau jasper is one of the most sought-after and expensive varieties of jasper, known for its distinctive patterns and fascinating geological origin. They are found at the confluence of the Bruneau and Jarbidge Rivers in Bruneau Canyon, approximately 35 miles from the village of Bruneau in Owyhee County, in southwestern Idaho, USA. These exceptional stones are highly prized by collectors and gem cutters around the world.

“Morgan Hill Poppy Jaspers” are highly sought after by collectors in both the United States and Europe. These magnificent stones come from a jasper vein that stretches for several kilometers along the Santa Cruz Mountains in Santa Clara County, California, USA. Their geological history dates back to discoveries made in the 1930s, when the first deposits were found near Paradise Valley, southwest of Morgan Hill. This is why the material was initially called “Paradise Jasper” b

Lors de mon dernier voyage en Californie, j'ai eu la chance de visiter le musée du GIA à Carlsbad, une expérience incroyable pour tous les passionnés de pierres précieuses et de minéraux. Ce musée est une véritable référence, notamment grâce à la remarquable collection de la Famille Hauser (Hauser Mineral Collection), qui met en lumière l’incroyable richesse géologique des États-Unis.

Lors de mon premier voyage au Tucson Gem, Mineral & Fossil Showcase en 2011, parmi les centaines de jaspes exposés, l'un d'eux a particulièrement retenu mon attention. Cette découverte a eu lieu au stand d'un certain Tom Wolfe, connu pour sa vaste sélection de jaspes, agates et bois silicifiés, dont beaucoup provenaient de l'ouest des États-Unis. En parcourant l'étalage, mes yeux ont été attirés par une gemme au caractère singulie

A Trip to the 2018 Tucson Gem Show: Discovering Rare Gems and Unforgettable Moments. The Tucson Gem Show is a must-attend event for gem and mineral enthusiasts, and the 2018 edition was no exception. Every year, thousands of dealers, collectors, and gemologists from around the world gather in Tucson, Arizona, to discover exceptional stones and discuss the latest market trends.

En 2014, je suis retourné au Tucson Gem and Mineral Show®, un événement fascinant réunissant gemmes rares, minéraux et passionnés du monde entier. Cette édition m’a permis de découvrir des pierres uniques, d’échanger avec des négociants et artisans, et d’enrichir ma collection tout en vivant l’énergie exceptionnelle de ce rendez-vous incontournable pour tout amateur de gemmes.

The Tucson Gem Show is a major event dedicated to colored gemstones. During my first trip in 2011, I discovered fascinating North American gems. A defining moment that sparked a lasting passion for these unique stones.

North American obsidian showcases a remarkable variety of textures and reflections. Formed from volcanic activity, these unique stones are prized for their raw beauty and creative potential in jewelry and collecting.

For hundreds of millions of years, the oceans have been home to numerous marine species, among which fossilized coral plays a significant role.

The Pow Wow Rock Show in Quartzsite, Arizona, is a key event for mineral enthusiasts. The 2020 edition once again gathered collectors and professionals around exceptional specimens.

Montana covellite is a striking copper mineral known for its deep blue metallic sheen. Rare and visually captivating, it is highly valued by mineral collectors and enthusiasts.